with king georges county, virginia. the bottleneck is inevitable. >> it is very frustrating. >> the kids get frustrated and want to get out and do something. it's kind of hard. >> reporter: on this labor day, the backup stretched more than four miles. >> they need a couple more legs. >> reporter: mary and her son stayed at the beach for eight hours waiting for the traffic to clear. >> we waited so long so we could get across without having to get stuck. >> i had a good time so i'm not going to complain. >> reporter: in fact, after a beautiful holiday weekend, few travelers were complaining about the long, slow ride home. >> you know, anita, locals on both sides of the potomac have been talking about improving and expanding the bridge since 2006. there was money for the planning stages but not for construction. again, right here at the bay bridge, traffic is heavy but it is moving right along. reporting live, i'm andrea mccarren, 9news now. >> thanks, andrea. >>> from a few hours, the metro's red line should be completely reopened again. the tacoma, forest glenn and wheaton stations are all s